Pearlite Heat-Resistant 12CR 1movg Babban Matsi Alloy Tube
Matrix ƙaramin ƙarfe ne mai jurewa zafi tare da tsarin pearlite ko bainite.Akwai galibi chromium-molybdenum da chromium-molybdenum-vanadium jerin.Daga baya, da yawa (kamar chromium, tungsten, molybdenum, vanadium, titanium, boron, da dai sauransu) an ɓullo da ma'auni na ƙarfe mai haɗaka, kuma ƙarfin ƙarfin ƙarfe da zafin sabis na ƙarfe ya ƙaru a hankali.Amma gabaɗaya jimillar abubuwan haɗaɗɗun abubuwa sun kai kusan kashi 5%, kuma tsarinsa ya haɗa da ƙarfe bainitic ban da pearlite.Wannan irin karfe yana da kyau high zafin jiki creep ƙarfi da tsari yi a 450 ℃ 620 ℃, kuma yana da kyau thermal watsin, low fadada coefficient da low price.Ana amfani dashi ko'ina don yin kayan gini daban-daban masu tsayayya da zafi a cikin kewayon 450 ~ 620 ℃.Irin su bututun ƙarfe na tukunyar jirgi don tashoshin wutar lantarki, injin turbine impellers, rotors, fasteners, high-matsi tasoshin don tace mai da masana'antu sinadarai, sharar gida tukunyar jirgi, dumama tanderu tubes da zafi Exchanger tubes, da dai sauransu.
[1] Karfe don ƙananan ƙarfe mai jure zafi na bututun ƙarfe.
An fi amfani da shi azaman bangon ruwa na tukunyar jirgi, superheaters, reheaters, masu tattalin arziki, masu kai da bututun tururi, da bututun musayar zafi don sinadarin petrochemical da makamashin nukiliya.Ana buƙatar kayan abu don samun babban iyaka mai raɗaɗi, ƙarfi mai dorewa da filastik mai ɗorewa, kyakkyawan juriya na iskar shaka da juriya na lalata, isasshen kwanciyar hankali da ingantaccen walƙiya da kaddarorin sarrafa zafi da sanyi.Rayuwar sabis ɗin da aka ƙera shine har zuwa awanni 200,000.Manyan kayayyaki a kasar Sin sune 12CrMo, 15CrMo, 12Cr2Mo, 12CrlMoVG high-pressure gami bututu, da 12Cr2MoWVTiB, waɗanda ake amfani da su a cikin kewayon 480 ~ 620 ℃.Normalizing da tempering ana amfani da su gabaɗaya don maganin zafi.
[2] Karfe don faranti mai ɗaukar nauyi.
A cikin masana'antar man petrochemical, iskar gas, makamashin nukiliya da tashoshin wutar lantarki, ana amfani da faranti mai ƙarancin ƙarfi mai ƙarfi don yin tasoshin matsin lamba.Babban brands a kasar Sin su ne 15CrMoG high-matsi gami gami bututu (1.25Cr-O.5Mo), 12Cr2Mo (2.25Cr-1Mo) da 12Cr1MoV, da dai sauransu, misali, zafi bango hydrogenation reactors mafi yawa amfani da 2.25Cr-1Mo) karfe faranti. (25 ~ 150mm).), saboda kayan aiki suna aiki a ƙarƙashin yanayin zafi mai zafi, matsa lamba da kuma juriya na hydrogen na dogon lokaci, yayin da ake la'akari da rigakafin embrittlement a 475 ° C, kayan da ake bukata don samun tsabta mai tsabta, da sulfur da phosphorus. Ana sa ran kasa da 0.01% kuma mafi ƙarancin yuwuwar tin, abubuwa masu cutarwa kamar antimony da arsenic suna buƙatar narkewar tanderun lantarki da tacewa ta waje.
[3] Karfe don masu ɗaure.
Fastener karfe abu ne mai mahimmanci wanda ke taka rawa a cikin haɗin injin tururi, tukunyar jirgi da sauran kayan aikin kwantena mai ƙarfi.Yana buƙatar isassun iyakar amfanin ƙasa, babban kwanciyar hankali, kyakkyawan filastik mai ɗorewa da ƙaramin ɗorewa mai ɗorewa.Oxidation juriya da kyakkyawan aikin yankan.Babban samfuran China sune 25Cr2Mo, 25Cr2MoV, 25Cr2Mo1V, 20Cr1M01VNbTiB, da dai sauransu, wanda za'a iya amfani dashi a cikin kewayon 500～570 ℃ bi da bi.Ana amfani da waɗannan maki gaba ɗaya bayan quenching da zafin rai.
[4] Karfe don rotor (spindle, impeller).
Babban shaft, impeller da na'ura mai jujjuya jabu suna ɗaya daga cikin mahimman abubuwan injin injin tururi.Ana buƙatar kayan don samun ingantattun kaddarorin injiniyoyi, ƙaƙƙarfan karyewa, juriya mai ƙarfi da ƙarfin juriya, da juriya mai kyau na thermal.Yawanci amfani iri na sandal da impeller a kasar Sin ne 35CrMo, 35CrMoV, 27Cr2Mo1V, 12Cr3MoWV, da dai sauransu The iskar injin na'ura mai juyi da aka ƙirƙira daga 20Cr3MoWV karfe.Amfani da quenching da tempering magani.Don manyan injunan ƙirƙira irin su rotors na ƙirƙira da impellers, don cikakken narkar da vanadium carbide da haɓaka filastik da tauri, ana iya aiwatar da pretreatment na yau da kullun kafin quenching, ko kuma za'a iya amfani da tsarin kula da zafi na normalizing da tempering guda biyu.
[5] 1Cr5Mo da Cr6SiMo karfe.
Wadannan maki biyu suna da mafi girman abubuwan haɗakarwa a cikin ƙarfe mai jure zafi na pearlitic.Suna da kyakkyawan juriya na zafi da juriya na lalata a cikin kafofin watsa labarai na mai.Ana amfani da su sosai a cikin kera bututun mai da tasoshin don kayan aikin distillation mai, bututun dumama tanderu da masu musayar zafi, da sauransu, ana kuma amfani da su azaman tambarin zafi, famfo mai, bawuloli, ratayewar tukunyar jirgi da sauran sassa.Yawancin zafin jiki na amfani yana ƙasa da 650 ℃.Tun da yake wannan karfen karfe ne mai taurin iska, kabu na weld din yana da taurin gaske da rashin kyawun filastik, don haka sai a sanyaya shi a hankali sannan a goge bayan walda.
Hot rolling (extruded sumul karfe tube): zagaye tube billet → dumama → huda → uku-roll giciye mirgina, ci gaba da mirgina ko extrusion → tube cire → girman (ko rage) → sanyaya → billet tube → mikewa → ruwa matsa lamba Gwajin (ko aibi). ganowa) → alamar → ajiyar kaya.
Sanyi zane (birgima) bututu maras sumul: zagaye tube billet → dumama → huda → take → annealing → pickling → oiling (copper plating) → Multi-pass sanyi zane (sanyi rolling) (gano kuskure) → alama → ajiyar kaya.
GB/T8162-2008 (Bututun ƙarfe mara nauyi don tsari).An fi amfani dashi don tsarin gabaɗaya da tsarin injiniya.Abubuwan wakilcinsa (alamu): carbon karfe 20, 45 karfe;Alloy karfe Q345, 20Cr, 40Cr, 20CrMo, 30-35CrMo, 42CrMo, da dai sauransu.
GB/T8163-2008 (Bututun ƙarfe mara nauyi don isar da ruwa).An fi amfani dashi a aikin injiniya da manyan kayan aiki don jigilar bututun ruwa.Kayan wakilci (alama) shine 20, Q345, da dai sauransu.
GB3087-2008 (Bututun ƙarfe mara nauyi don ƙananan tukunyar jirgi da matsakaici).An fi amfani da shi a cikin tukunyar jirgi na masana'antu da na gida don jigilar ƙananan bututun ruwa mai matsa lamba.Abubuwan wakilci sune karfe 10 da 20.
GB5310-2008 (Bututun ƙarfe mara nauyi don masu zafi mai ƙarfi).An fi amfani da shi don matsanancin zafi da matsa lamba mai isar da kanun labarai da bututun ruwa a kan tukunyar jirgi a tashoshin wutar lantarki da tashoshin wutar lantarki.Abubuwan wakilci sune 20G, 12Cr1MoVG, 15CrMoG, da sauransu.
GB5312-1999 (Carbon karfe da carbon-manganese karfe bututu maras kyau ga jiragen ruwa).An fi amfani da shi don bututun matsa lamba na I da II don tukunyar jirgi na ruwa da superheaters.Abubuwan wakilci sune 360, 410, 460 karfe maki, da dai sauransu.
GB6479-2000 (Bututun ƙarfe mara ƙarfi don kayan aikin taki mai ƙarfi).Ana amfani da shi sosai don isar da babban zafin jiki da bututun ruwa mai matsa lamba akan kayan aikin taki.Abubuwan wakilci sune 20, 16Mn, 12CrMo, 12Cr2Mo, da sauransu.
GB9948-2006 (Bututun ƙarfe mara ƙarfi don fashewar mai).An fi amfani dashi a cikin tukunyar jirgi, masu musayar zafi da bututun mai na man fetir.Abubuwan wakilcinsa sune 20, 12CrMo, 1Cr5Mo, 1Cr19Ni11Nb, da sauransu.
GB18248-2000 (Bututun ƙarfe mara nauyi don silinda gas).An fi amfani dashi don yin iskar gas daban-daban da silinda na ruwa.Abubuwan wakilcinsa sune 37Mn, 34Mn2V, 35CrMo, da sauransu.
GB/T17396-1998 (Zafafan bututun ƙarfe mara nauyi don kayan aikin hydraulic).An fi amfani dashi don yin goyan bayan ma'adinan ma'adanin kwal, silinda da ginshiƙai, da sauran silinda da ginshiƙai.Abubuwan wakilcinsa sune 20, 45, 27SiMn da sauransu.
GB3093-1986 (High-matsi sumul karfe bututu na dizal injuna).Yafi amfani da babban matsa lamba mai bututu na dizal engine allura tsarin.Bututun ƙarfe galibi ana zana sanyi, kuma kayan wakilcinsa shine 20A.
GB/T3639-1983 (sanyi zana ko sanyi-birgima madaidaicin bututu maras nauyi).An yafi amfani da karfe bututu amfani da inji Tsarin da carbon matsa lamba kayan aiki da bukatar high girma daidaito da kuma kyau surface gama.Its wakilci kayan ne 20, 45 karfe, da dai sauransu.
GB/T3094-1986 (sanyi zana sumul karfe bututu na musamman-dimbin yawa karfe bututu).An fi amfani da shi don kera sassa da sassa daban-daban na tsarin, kuma kayan sa suna da ingancin tsarin ƙarfe na carbon da ƙananan ƙarfe.
GB/T8713-1988 (Madaidaicin diamita na ciki maras nauyi bututu don na'ura mai aiki da karfin ruwa da pneumatic cylinders).Ana amfani da shi musamman don yin bututun ƙarfe maras sumul ko sanyi tare da madaidaicin diamita na ciki don na'ura mai aiki da karfin ruwa da na'urar huhu.Its wakilci kayan ne 20, 45 karfe, da dai sauransu.
GB13296-1991 (Bakin karfe bututun ƙarfe maras sumul don tukunyar jirgi da masu musayar zafi).An fi amfani da shi a cikin tukunyar jirgi, superheaters, masu musayar zafi, na'urori masu ɗaukar nauyi, bututun catalytic, da sauransu na masana'antar sinadarai.An yi amfani da matsanancin zafin jiki, matsa lamba, bututun ƙarfe mai jure lalata.Abubuwan wakilcinsa sune 0Cr18Ni9, 1Cr18Ni9Ti, 0Cr18Ni12Mo2Ti, da sauransu.
GB/T14975-1994 (Bakin karfe bututu maras nauyi don tsari).An fi amfani dashi don tsarin gaba ɗaya (otal da kayan ado na abinci) da tsarin injiniyoyi na masana'antar sinadarai, waɗanda ke da juriya ga lalata yanayi da acid kuma suna da takamaiman bututun ƙarfe.Abubuwan wakilcinsa sune 0-3Cr13, 0Cr18Ni9, 1Cr18Ni9Ti, 0Cr18Ni12Mo2Ti, da sauransu.
GB/T14976-1994 (Bakin karfe bututun ƙarfe mara nauyi don jigilar ruwa).An fi amfani da shi don bututun da ke jigilar kafofin watsa labaru masu lalata.Abubuwan wakilci sune 0Cr13, 0Cr18Ni9, 1Cr18Ni9Ti, 0Cr17Ni12Mo2, 0Cr18Ni12Mo2Ti, da dai sauransu.
YB/T5035-1993 (Bututun ƙarfe maras kyau don casing axle na mota).An yafi amfani da shi don yin high quality-carbon tsarin karfe da gami tsarin karfe zafi-birgima sumul karfe bututu for mota rabin-axle hannayen riga da kuma fitar da axle tubes.Abubuwan wakilcinsa sune 45, 45Mn2, 40Cr, 20CrNi3A, da sauransu.
API SPEC5CT-1999 (Casing and Tubing Specification), Cibiyar Man Fetur ta Amurka (American Petroleum Instiute, wacce ake kira "API") ce ta tattara kuma ta bayar kuma ana amfani da ita a duk sassan duniya.Daga cikinsu: Casing: bututun da ke fitowa daga saman ƙasa zuwa cikin rijiyar kuma yana aiki a matsayin rufin bangon rijiyar.Ana haɗa bututun ta hanyar haɗin gwiwa.Abubuwan da ake amfani da su sune nau'in karfe irin su J55, N80, da P110, da kuma nau'in karfe irin su C90 da T95 wanda ke da tsayayya ga lalata hydrogen sulfide.Ƙarfe mai ƙarancin sa (J55, N80) na iya zama welded karfe bututu.Tubing: Bututun da aka saka a cikin kwandon daga saman ƙasa zuwa saman mai.Ana haɗa bututun ta hanyar haɗin gwiwa ko haɗin kai.Aikin na'urar bututun mai shine jigilar mai daga saman mai zuwa ƙasa ta cikin bututun mai.Babban kayan sune J55, N80, P110, da C90, wanda ke da juriya ga lalata hydrogen sulfide, wanda Cibiyar Man Fetur ta Amurka ta tattara kuma ta bayar, kuma ana amfani da su a duk faɗin duniya.
